enlight-lms/lms/lms/notification/payment_completion_reminder/payment_completion_reminder.html

<div>
    <p>Hi {{ doc.member_name }},</p>
    <p>We noticed that you started enrolling in the {{ doc.payment_for_document_type.split(" ")[-1] }} {{ frappe.db.get_value(doc.payment_for_document_type, doc.payment_for_document, "title") }} but didn’t complete your payment.</p>
    <p>We have a limited number of seats, and they won't be available for long!</p>
    <p>Don’t miss this opportunity to enhance your skills. Click below to complete your enrollment:</p>
    <p>
        <a href="/lms/billing/{{ doc.payment_for_document_type.split(' ')[-1].lower() }}/{{ doc.payment_for_document }}">👉 Complete Your Enrollment</a>
    </p>
    <p>If you have any questions or need assistance, feel free to reach out to our support team.</p>
    <p>Looking forward to seeing you enrolled!</p>
</div>